Dr.Jass
Pastor of Muppets
Once certainly couldn't build it for the asking price. Based on the price of the rotating assembly, I'd guess it's a forged crank. Icon pistons, Eddy heads... he spent some money. Then he saved on rocker arms and valve covers. 
340/416 mopar stroker engine - auto parts - by owner - vehicle...
Up for sale is a 416 stroker 340 engine. I have the full build sheet and dyno sheet. Motor was $8700 to build. Motor has around 1500 miles on it. Parts include: Edelbrock aluminum heads, Comp roller...
greenbay.craigslist.org